Home / 1,180,585-1,771,176.39-339,136.75

Finding the Fourth Proportional to 1,180,585, 1,771,176.39 and 339,136.75

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Solution

The fourth proportional to 1,180,585, 1,771,176.39 and 339,136.75 is: 508,790.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,585 : 1,771,176.39 = 339,136.75 : x
  2. Step 2: Convert to fraction form
    1,180,585/1,771,176.39 = 339,136.75/x
  3. Step 3: Cross multiply
    1,180,585x = 1,771,176.39 × 339,136.75
  4. Step 4: Simplify right side
    1,180,585x = 600,671,004,581.33
  5. Step 5: Solve for x
    x = 600,671,004,581.33/1,180,585
  6. Step 6: Final answer
    x = 508,790.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.